Independent and Dependent Relationships

• the equation is
  2y = x
• the equation is
  2x = y
• the equation is
  x=y
• the equation is 1+x = y

Which statement is true about the graph?

• Christy's age depends upon Angela's age.

• Angela's age depends upon Christy's age.

• Christy's age is the dependent variable.

• Angela's age is the independent variable.

What is the algebraic equation for this table?

• y = 480x

• x = y/480

• x + 480 = y

• 480 - x = y

Which equation matches the table?

• y = x + 5

• y = 5x

• y = x - 5

• x = y - 5

The ____-axis represents the independent quantity.

• x

• y

Which expression best represents the relationship between cars and minutes?

• x + 4

• 2x

• x + 5

• x - 5

Write an equation from the graph (Hint: make a table first)

• x + 15 = y

• 15y = x

• 15x = y

Identify the variables in the following situation:
An athlete runs m miles and burns c calories

• m is the dependent variable and c is the independent variable.

• m is the independent variable and c is the dependent variable

Identify the variables in the following situation:
An automobile tire loses t milliliters of tread traveling m miles

• t is dependent variable and m is the independent variable

• t is an independent variable and m is the dependent variable

Identify the variables in the following situation:
An object falls d meters in t seconds.

• d is the dependent variable and t is the independent variable.

• d is the independent variable and t is the dependent variable